




Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
All the currents are negative. This means our original directions for the current were incorrect. Revise the direction of junction A.
Typology: Exams
1 / 8
This page cannot be seen from the preview
Don't miss anything!
Draw out the schematic for
the circuit
Choose a current orientation for a junction
2
3
Entering a junction is (+)
Leaving a junction is (-)
According to Kirchhoff’s Current Rule
Equation 1: - I 1
2
3
nd x
Choose “EDIT”, press enter
Change rows to 3 and columns to 4, press enter
Creating a matrix of 3 x 4
Putting the three equations with three unknowns into a matrix
Equation 1: - I 1
2
3
Equation 2: - 8I 2
3
Equation 3: 16I 1
3
Enter the coefficient of I 1
2
, and I 3
and the constant in to the matrix
Press enter
All the currents are negative.
This means our original directions
for the current were incorrect.
Revise the direction of junction A.
2
3
1
2
3
1
2
3
Calculating voltage drop across the resistors
1
2
3